QB/T 001 L- 2001.Specification of digital elecdrohydraulic governor for hydraulic turbine.1适用范围QB/T 001 L适用于工作容量大于或等于3000N●m的水轮机数字式电液...
QB 6008-1995.1总则1.1 真空制盐厂设计,必须认真贯彻执行国家有关科学技术发展和工程建设的方针、政策,紧密结合我国国情,从全局出发,做到切...
SJ 20284-1993.Detail specification for types JT54LS240、JT54LS241 and JT54LS244 of outal buffer gates with three-state outputs LS-TTL semiconductor integrated circuits.1范围1.1主题...
SJ 20285-1993.Detail specification for JT54LS42, JT54LS138, JT54LS139.1范围1.1主题内容SJ 20285规定了硅单片JT54LS42、JT54LS138、JT54LS139型LS- -TTL 译码器(以下简称...
SJ 20289-199.Detail specification for JT54LS390, JT54LS393, JT54L S490 types counters of LS -TTL semiconductor integrated circuits.1范围1.1主题内容SJ 20289规定了硅单片JT...
SJ 20291-1993.Detail specification for JT54LS279,JT54LS375 types latches of LS-TTL semiconductor integrated circuits.1范围1.1主题内容SJ 20291规定了硅单片JT54LS279、JT54...
SJ 20292-1993.Detail specification for JT54LS151, JT54LS153, JT54LS157, T54LS158, JT54LS251, JT54LS253, JT54LS257 types of LS-TTL semiconductor integrated circuits.1范围1.1主题内...
QB 9300-1988.Stainless steel friction stays for aluminium windows.1主题内容 与适用范围QB 9300规定了铝合金窗不锈钢滑撑的型式尺寸、试验方法、检验规则...
QB/T 3810-1999.5.6.3 试验条件试样应在23土 2 C进行4 h以上的状态调节，并在此条件下进行试验。5.6.4试验程序将试样夹在拉力机夹具上(经编型网...
